--- machdep.c.orig	Mon Sep 14 14:40:12 1992
+++ machdep.c	Fri Dec  4 00:22:26 1998
@@ -397,9 +397,9 @@
 md_heed_signals()
 {
 #ifdef UNIX
-	signal(SIGINT, onintr);
-	signal(SIGQUIT, byebye);
-	signal(SIGHUP, error_save);
+	signal(SIGINT, (void *)onintr);
+	signal(SIGQUIT, (void *)byebye);
+	signal(SIGHUP, (void *)error_save);
 #endif /* UNIX */
 
 #ifdef HUMAN
